Hi, I have a mesh with GridMaterial, and I am trying to animate fading in/out with various methods mesh.visibility material.alpha material.opacity but nothing seems to work. See https://playground.babylonjs.com/#LY8G86#3 The material.opacity seems to successfully make grid lines transparent, b…

Awesome. PR created: Add mesh.visibility support to grid material by bghgary · Pull Request #10519 · BabylonJS/Babylon.js (github.com) :slight_smile:

Hey, Opacity is the property https://playground.babylonjs.com/#LY8G86#5 line 17 [image] Grid Material | Babylon.js Documentation The Babylon.js materials library displays a grid across the mesh.

@MarianG it is not. It only affects the opacity of lines. The area inbetween is always either at 100% or 8%. Here is what the documentation says opacity : the opacity helps changing the lines opacity. In transparent mode (opacity < 1.0), the empty area will always be at an opacity level of 0.08 …

I don’t think there is control that works here in the current state. Looking at the shader, the closest thing is opacity, but it doesn’t do a visibility fade like other materials.

I made some local changes to the code to make mesh.visibility work, but I’m not sure if it should be added. @Deltakosh / @sebavan / @Evgeni_Popov What do you think? Comparing BabylonJS:master…bghgary:gridMaterial-visibility · BabylonJS/Babylon.js (github.com)

Note that you can also use the NME version of this material, if you want more control: [image] Node Materials Examples Demos and projects GridMaterial recreated in the NME: [image] https://playground.babylonjs.com/#1QIWRQ The standard GridMaterial class does not handle…

@bghgary @Evgeni_Popov @sebavan thank you so much! I think for now I will stick to the modified GridMaterial, but once I need to texture it, I will consider the NME version.

How to make GridMaterial transparent

Questions

Evgeni_Popov June 18, 2021, 7:45am 8

Note that you can also use the NME version of this material, if you want more control:

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How to make GridMaterial transparent

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